96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
#pragma once
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#include <stdint.h>
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typedef int64_t t_int64;
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typedef uint64_t t_uint64;
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typedef int32_t t_int32;
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typedef uint32_t t_uint32;
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typedef int16_t t_int16;
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typedef uint16_t t_uint16;
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typedef int8_t t_int8;
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typedef uint8_t t_uint8;
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typedef int t_int;
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typedef unsigned int t_uint;
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typedef float t_float32;
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typedef double t_float64;
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namespace pfc {
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template<unsigned t_bytes>
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class sized_int_t;
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template<> class sized_int_t<1> {
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public:
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typedef t_uint8 t_unsigned;
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typedef t_int8 t_signed;
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};
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template<> class sized_int_t<2> {
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public:
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typedef t_uint16 t_unsigned;
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typedef t_int16 t_signed;
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};
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template<> class sized_int_t<4> {
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public:
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typedef t_uint32 t_unsigned;
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typedef t_int32 t_signed;
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};
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template<> class sized_int_t<8> {
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public:
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typedef t_uint64 t_unsigned;
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typedef t_int64 t_signed;
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};
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}
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typedef size_t t_size;
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typedef pfc::sized_int_t< sizeof(size_t) >::t_signed t_ssize;
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inline t_size MulDiv_Size(t_size x,t_size y,t_size z) {return (t_size) ( ((t_uint64)x * (t_uint64)y) / (t_uint64)z );}
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#define pfc_infinite (~0)
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namespace pfc {
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const t_uint16 infinite16 = (t_uint16)(~0);
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const t_uint32 infinite32 = (t_uint32)(~0);
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const t_uint64 infinite64 = (t_uint64)(~0);
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const t_size infinite_size = (t_size)(~0);
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template<typename T> class int_specs_t;
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template<typename T>
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class int_specs_signed_t {
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public:
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inline static T get_min() {return ((T)1<<(sizeof(T)*8-1));}
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inline static T get_max() {return ~((T)1<<(sizeof(T)*8-1));}
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enum {is_signed = true};
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};
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template<typename T>
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class int_specs_unsigned_t {
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public:
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inline static T get_min() {return (T)0;}
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inline static T get_max() {return (T)~0;}
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enum {is_signed = false};
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};
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template<> class int_specs_t<char> : public int_specs_signed_t<char> {};
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template<> class int_specs_t<unsigned char> : public int_specs_unsigned_t<unsigned char> {};
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template<> class int_specs_t<short> : public int_specs_signed_t<short> {};
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template<> class int_specs_t<unsigned short> : public int_specs_unsigned_t<unsigned short> {};
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template<> class int_specs_t<int> : public int_specs_signed_t<int> {};
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template<> class int_specs_t<unsigned int> : public int_specs_unsigned_t<unsigned int> {};
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template<> class int_specs_t<long> : public int_specs_signed_t<long> {};
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template<> class int_specs_t<unsigned long> : public int_specs_unsigned_t<unsigned long> {};
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template<> class int_specs_t<long long> : public int_specs_signed_t<long long> {};
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template<> class int_specs_t<unsigned long long> : public int_specs_unsigned_t<unsigned long long> {};
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template<> class int_specs_t<wchar_t> : public int_specs_unsigned_t<wchar_t> {};
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};
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